The Guardian

Nobel prize in physics awarded for work on cosmology – live!

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James Peebles, Michel Mayor and Didier Queloz honoured for ‘improving our understanding of evolution of universe and Earth’s place in the cosmos’ 11.27am BST Here’s James Peebles in 2017 talking about the history of modern cosmology at the Perimeter Institute in Canada. 11.23am BST James Peebles’ work shone a light on the universe’s structure and history and laid the foundations for cosmology for the past 50 years. The big bang model describes how the universe evolved over nearly 14bn years from a hot, dense ball to the vast, cold and expanding universe of today. Barely 400,000 years after the big bang, the murky universe cleared and became transparent allowing light rays to travel through space. Today that relic radiation remains as the cosmic microwave back ground. In it are written many of the early universe’s secrets. Continue reading…

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Author : Ian Sample Science editor

Publish date : 2019-10-08 10:27:23

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